# SDR UIEA2021102202275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2021
- Submitted: October 26, 2021
- Operation: Air carrier
- Aircraft: [N415MC](https://openairdocs.org/aircraft/N415MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 32837
- System (JASC): [7800 · Engine Exhaust System](https://openairdocs.org/jasc/7800)
- Part: None
- Condition: None
- Stage of operation: TO
- How discovered: V
- Nature of condition: R
- Precautionary procedure: C, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021102202275

## Discrepancy

ENG #1 WOULD NOT ACCELERATE OVER 50% N1 DURING TAKEOFF(<P>PERFORMED RIGGING OF ENG 1 RH TR FEED BACK ACTUATOR CDU. OPERATIONAL CHECK OKAY REF AMM 78-31-00/501 AND AMM 78-31-21/401. MSG CLEARED MCC NOTIFIEDL</P>)

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